package D0213;

public class Test {
    public static void main(String[] args) {
        Student s = new Student();
        s.age = 10;
        s.name = "张三";
        s.sn = " 111111";

        Teacher t = new Teacher();
        t.age = 10;
        t.name = "张三";
        t.workAge = 12;
    }
}
